Slurry circulating system of desulfurizing tower

Abstract

The utility model provides a desulfurizing tower slurry circulating system, which relates to the technical field of desulfurizing towers and comprises a tower body, a circulating pump and a filter screen body, the circulating pump is arranged below one side of the tower body, the filter screen body is arranged on one side of the lower part in the tower body, and an input pipe of the circulating pump extends into the filter screen body; the filter screen body is fixed with a tower body through a reinforcing frame, and the reinforcing frame comprises a reinforcing bent transverse support and a reinforcing straight vertical support; the filter screen body is installed through the reinforcing frame, the filter screen body is contained through the arc-shaped reinforcing bent transverse supports, the reinforcing straight vertical supports and the reinforcing bent transverse supports are installed, the side protruding plates of the filter screen body are clamped in the gaps between the adjacent reinforcing bent transverse supports, and therefore the filter screen body is positioned. The upper portion and the lower portion of the filter screen body are limited and supported through the positioning transverse support and the bearing transverse support which are connected with the reinforcing vertical supports respectively, so that the firmness of the filter screen body is improved, the problem that the filter screen deforms after long-term operation is solved, and the filter screen is high in strength, durable and not prone to damage.

Description

TECHNICAL FIELD

[0001] The utility model relates to desulfurization tower technical field especially relates to desulfurization tower slurry circulating system. BACKGROUND

[0002] With more and more attention to environmental protection, higher requirements are put forward for reliable operation of thermal power plant desulfurization, and desulfurization slurry circulating pump is an important component of power plant desulfurization system, and plays a crucial role in normal operation of desulfurization system, in lime-gypsum desulfurization system, filter screen is installed on the inner wall of desulfurization tower, and the main function of filter screen is to prevent the formed scale and other foreign matters in the tower from entering the spray layer through circulating pump, causing serious plugging of slurry nozzle of spray layer, and nozzle plugging can cause substandard desulfurization efficiency and great maintenance difficulty, after filter screen is added to the inlet of circulating pump, large foreign matters cannot enter the nozzle of spray layer, and plugging phenomenon does not occur, and the circulating pump can be safely and economically operated.

[0003] In the prior art, filter screen body is generally welded on the inner wall of tower body, in order to fit the shape of tower body, filter screen is generally cylindrical, but filter screen is prone to plugging and deformation after long-time operation, filter screen is in the interior of absorption tower, and is fixed by welding, and is inconvenient to disassemble and isolate for maintenance, which brings great hidden danger to safe operation of equipment system, therefore, the utility model provides desulfurization tower slurry circulating system to solve the problems in the prior art. UTILITY MODEL CONTENTS

[0004] In view of the above problems, the utility model provides desulfurization tower slurry circulating system, which improves the firmness of filter screen body, solves the deformation of long-time operation filter screen, has high strength and is durable and not easy to be damaged.

[0005] To achieve the purpose of the utility model, the utility model realizes the following technical scheme: desulfurization tower slurry circulating system, including tower body, circulating pump and filter screen body, the circulating pump is arranged below one side of the tower body, the filter screen body is arranged below one side in the interior of the tower body, and the input pipe of the circulating pump extends to the interior of the filter screen body.

[0006] The filter screen body is fixed with the tower body through the reinforcing frame, and the reinforcing frame comprises reinforcing bent cross braces and reinforcing straight vertical supports, a plurality of groups of reinforcing bent cross braces are equidistantly arranged, and the reinforcing bent cross braces are fixed on the inner wall of the tower body, the filter screen body is clamped on the inner side of the reinforcing bent cross braces, the filter screen body is provided with side protruding plates at both ends, the side protruding plates are located in the interval between adjacent reinforcing bent cross braces, the reinforcing straight vertical supports are provided with two groups, one side of the reinforcing straight vertical supports is provided with inserting rods, the inserting rods are equidistantly provided with a plurality of groups, and the inserting rods are in L-shaped, both ends of the reinforcing bent cross braces are provided with inserting grooves, and the two groups of reinforcing straight vertical supports are respectively inserted into the inserting grooves at both ends through the inserting rods from the lower end, and the reinforcing straight vertical supports are used for limiting the side protruding plates, and the upper end and the lower end of one side of the two groups of reinforcing straight vertical supports are respectively provided with positioning cross braces and supporting cross braces, and the positioning cross braces and the supporting cross braces are arranged at the upper end and the lower end of the filter screen body.

[0007] Further improvement lies in that the upper end and the lower end of the reinforcing straight vertical support are provided with knob screws, and both ends of the positioning cross brace and the supporting cross brace are provided with screw holes, and the knob screws are matched with the screw holes.

[0008] Further improvement lies in that the reinforcing bent cross brace is provided with at least three groups, and the inserting rod of the reinforcing straight vertical support is provided with at least three groups.

[0009] Further improvement lies in that the reinforcing bent cross brace is provided with at least three groups, and the inserting rod of the reinforcing straight vertical support is provided with at least three groups.

[0010] Further improvement lies in that the filter screen body is in a semicylindrical shape, and the filter screen body is provided with filtering holes.

[0011] Further improvement lies in that the lower side of one side of the filter screen body is provided with an inserting opening, and the inner side of the inserting opening is provided with a rubber ring, and the input pipe of the circulating pump passes through the inserting opening and reaches the inside of the filter screen body.

[0012] Further improvement lies in that the input end of the circulating pump is connected with a spraying pipe, and the spraying pipe extends to the middle end inside the tower body.

[0013] The beneficial effects of the present application are as follows:

[0014] 1. The filter screen body is installed through the reinforcing frame, the reinforcing bent cross braces accommodate the filter screen body, the reinforcing straight vertical supports and the reinforcing bent cross braces are installed, the side protruding plates of the filter screen body are clamped in the interval between adjacent reinforcing bent cross braces, the filter screen body is positioned, the upper end and the lower end are respectively limited and supported through the positioning cross braces and the supporting cross braces connected with the reinforcing straight vertical supports, the firmness of the filter screen body is improved, the present application solves the deformation of the filter screen after long-term operation, has high strength, is durable and is not easy to be damaged.

[0015] 2. The utility model discloses a reinforcing straight vertical support is inserted into the insertion slot inside two ends through the insertion rod from the lower end in the installation, and then installs the positioning cross brace through the knob screw rod at the upper end first, and the positioning cross brace clamps the filter screen body top, and the filter screen body is limited by the side bulging plate, so that the reinforcing straight vertical support cannot move downward and break off the insertion rod, insertion slot, finally, the supporting cross brace below can be installed through the knob screw rod, when disassembling, just need to disassemble the positioning cross brace above, can move down and break off the reinforcing straight vertical support, convenient to take out the filter screen body, simple structure, convenient to disassemble and assemble, improve the overhaul efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the front view of the utility model;

[0017] Figure 2 It is the reinforcing frame schematic view of the utility model;

[0018] Figure 3 It is the filter screen body, reinforcing bent cross brace installation schematic view of the utility model;

[0019] Figure 4 It is the reinforcing straight vertical support schematic view of the utility model;

[0020] Figure 5 It is the reinforcing bent cross brace schematic view of the utility model.

[0021] Wherein: 1, tower body, 2, circulating pump, 3, filter screen body, 4, reinforcing bent cross brace, 5, reinforcing straight vertical support, 6, side bulging plate, 7, insertion rod, 8, insertion slot, 9, positioning cross brace, 10, supporting cross brace, 11, knob screw rod, 12, mounting piece, 13, mounting hole, 14, spout, 15, spray pipe. DETAILED DESCRIPTION

[0022] In order to deepen the understanding of the utility model, the utility model will be further described in the following embodiment, and the embodiment is only used to explain the utility model, and does not constitute the limitation to the protection scope of the utility model.

[0023] Embodiment one

[0024] According to Figure 1 、 2 , 3, 4, 5, the embodiment proposes a desulfurization tower slurry circulating system, including tower body 1, circulating pump 2 and filter screen body 3, the circulating pump 2 is arranged below one side of the tower body 1, the filter screen body 3 is arranged inside the tower body 1 below one side, the input pipe of the circulating pump 2 extends to the inside of the filter screen body 3.

[0025] The filter screen body 3 is fixed by the reinforcing frame and the tower body 1, and the reinforcing frame comprises reinforcing bent cross braces 4 and reinforcing straight vertical braces 5, a plurality of groups of the reinforcing bent cross braces 4 are equidistantly arranged, and the reinforcing bent cross braces 4 are fixed on the inner wall of the tower body 1, the filter screen body 3 is clamped on the inner side of the reinforcing bent cross brace 4, the filter screen body 3 is provided with side protruding plates 6 at both ends, the side protruding plates 6 are located in the interval between adjacent reinforcing bent cross braces 4, the reinforcing straight vertical braces 5 are provided in two groups, and the reinforcing straight vertical braces 5 are provided with insertion rods 7 on one side, the insertion rods 7 are equidistantly provided in a plurality of groups, and the insertion rods 7 are in L shape, both ends of the reinforcing bent cross brace 4 are provided with insertion grooves 8, the two groups of reinforcing straight vertical braces 5 are respectively inserted into the insertion grooves 8 at both ends through the insertion rods 7 from the lower end, and the reinforcing straight vertical braces 5 are used for limiting the side protruding plates 6, the upper end and the lower end of one side of the two groups of reinforcing straight vertical braces 5 are respectively provided with positioning cross braces 9 and supporting cross braces 10, and the positioning cross braces 9 and the supporting cross braces 10 are arranged at the upper end and the lower end of the filter screen body 3 respectively. When in use, the filter screen body 3 is installed by the reinforcing frame, the filter screen body 3 is accommodated by the arc-shaped reinforcing bent cross brace 4, the reinforcing straight vertical brace 5 and the reinforcing bent cross brace 4 are installed, the side protruding plate 6 of the filter screen body 3 is clamped in the interval between adjacent reinforcing bent cross braces 4, so as to position the filter screen body 3, and the upper end and the lower end are respectively limited and supported by the positioning cross brace 9 and the supporting cross brace 10 connected with the reinforcing straight vertical brace 5, thereby improving the firmness of the filter screen body 3, solving the deformation of the filter screen in long-term operation, and improving the strength and durability and reducing the damage.

[0026] The upper end and the lower end of the reinforcing straight vertical brace 5 are respectively provided with knob screws 11, both ends of the positioning cross brace 9 and the supporting cross brace 10 are respectively provided with screw holes, and the knob screws 11 are matched with the screw holes. The reinforcing bent cross brace 4 is provided with three groups, and the insertion rod 7 of the reinforcing straight vertical brace 5 is provided with three groups. When installing, the two groups of reinforcing straight vertical braces 5 are respectively inserted into the insertion grooves 8 at both ends through the insertion rods 7 from the lower end, then the positioning cross brace 9 is installed at the upper end through the knob screw 11, the positioning cross brace 9 clamps the upper side of the filter screen body 3, the filter screen body 3 is limited by the side protruding plate 6, so that the reinforcing straight vertical brace 5 cannot be moved downward to be separated from the insertion rod 7 and the insertion groove 8, finally the supporting cross brace 10 at the lower end is installed through the knob screw 11, and when disassembling, only the positioning cross brace 9 at the upper end needs to be disassembled, so that the reinforcing straight vertical brace 5 can be moved downward to be separated, and the filter screen body 3 is convenient to take out.

[0027] The middle position of one side of the reinforcing bent cross brace 4 is provided with a mounting piece 12, the mounting piece 12 is provided with a mounting hole 13, and the mounting piece 12 is fixed with the inner wall of the tower body 1 through the mounting hole 13. The reinforcing bent cross brace 4 is fixed with the inner wall of the tower body 1 through the mounting hole 13 and the bolt, and when disassembling the filter screen body 3, the reinforcing bent cross brace 4 does not need to be disassembled.

[0028] Embodiment two

[0029] According to Figure 1、 2 The embodiment provides a desulfurization tower slurry circulating system, which is shown in Figs. 3, 4 and 5. The desulfurization tower slurry circulating system comprises a tower body 1, a circulating pump 2 and a filter screen body 3. The circulating pump 2 is arranged below one side of the tower body 1. The filter screen body 3 is arranged below one side inside the tower body 1. An input pipe of the circulating pump 2 extends to the inside of the filter screen body 3.

[0030] The filter screen body 3 is fixed to the tower body 1 through a reinforcing frame. The reinforcing frame comprises reinforcing bent cross braces 4 and reinforcing straight vertical braces 5. A plurality of groups of the reinforcing bent cross braces 4 are equidistantly arranged and fixed to the inner wall of the tower body 1. The filter screen body 3 is clamped to the inner side of the reinforcing bent cross braces 4. The filter screen body 3 is provided with side protruding plates 6 at both ends. The side protruding plates 6 are located in the intervals between adjacent reinforcing bent cross braces 4. The reinforcing straight vertical braces 5 are provided with plug rods 7 on one side. The plug rods 7 are equidistantly arranged in multiple groups and are in L shape. The reinforcing bent cross braces 4 are provided with plug slots 8 at both ends. The two groups of reinforcing straight vertical braces 5 are respectively inserted into the plug slots 8 at both ends through the plug rods 7. The reinforcing straight vertical braces 5 are used for limiting the side protruding plates 6. The upper and lower ends of one side of the two groups of reinforcing straight vertical braces 5 are respectively provided with positioning cross braces 9 and supporting cross braces 10. The positioning cross braces 9 and the supporting cross braces 10 are arranged at the upper and lower ends of the filter screen body 3. In use, the filter screen body 3 is installed through the reinforcing frame. The filter screen body 3 is accommodated through the arc-shaped reinforcing bent cross braces 4. The filter screen body 3 is installed through the reinforcing straight vertical braces 5 and the reinforcing bent cross braces 4. The side protruding plates 6 of the filter screen body 3 are clamped in the intervals between adjacent reinforcing bent cross braces 4. In this way, the filter screen body 3 is positioned. The upper and lower sides are respectively limited and supported through the positioning cross braces 9 and the supporting cross braces 10 connected with the reinforcing straight vertical braces 5. Therefore, the firmness of the filter screen body 3 is improved. The long-term operation of the filter screen is solved. The filter screen has high strength, is durable and is not easy to be damaged.

[0031] The filter screen body 3 is in semicylindrical shape. The filter screen body 3 is provided with filter holes. The filter screen body 3 is provided with a socket 14 below one side. A rubber ring is arranged in the inside of the socket 14. An input pipe of the circulating pump 2 penetrates through the socket 14 to the inside of the filter screen body 3. The input end of the circulating pump 2 is connected with a spraying pipe 15. The spraying pipe 15 extends to the middle end inside the tower body 1. In use, the input pipe of the circulating pump 2 penetrates through the socket 14 to the inside of the filter screen body 3 to extract slurry. After the slurry is filtered by the filter screen body 3, the slurry is input to the spraying pipe 15 to be sprayed.

[0032] The desulfurization tower slurry circulating system installs the filter screen body 3 through the reinforcing frame, accommodates the filter screen body 3 through the arc-shaped reinforcing bent cross brace 4, is installed with the reinforcing straight vertical support 5 and the reinforcing bent cross brace 4, the side flange plate 6 of the filter screen body 3 is clamped in the interval between adjacent reinforcing bent cross braces 4, to this, the filter screen body 3 is positioned, and the upper and lower sides are respectively limited and supported by the positioning cross brace 9 and the supporting cross brace 10 connected with the reinforcing straight vertical support 5, thereby, the firmness of the filter screen body 3 is improved, the present situation of long-term operation filter screen deformation is solved, the strength is high, durable and not easy to damage. At the same time, when installing, two groups of reinforcing straight vertical supports 5 are respectively inserted into the insertion slots 8 at both ends through the insertion rods 7 from the lower end, then the positioning cross brace 9 is installed at the upper end through the knob screw 11 first, the positioning cross brace 9 clamps the filter screen body 3 at the top, the filter screen body 3 is limited by the side flange plate 6, so that the reinforcing straight vertical support 5 cannot be moved downward to disengage the insertion rod 7 and the insertion slot 8, finally, the supporting cross brace 10 at the lower end is installed through the knob screw 11, when disassembling, only the positioning cross brace 9 at the upper end needs to be disassembled, so that the reinforcing straight vertical support 5 can be moved downward to disengage, the filter screen body 3 is conveniently taken out, the structure is simple, safe and convenient to disassemble, and the maintenance efficiency is improved.

[0033] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A desulfurization tower slurry circulation system, comprising a tower body (1), a circulation pump (2), and a filter screen body (3), characterized in that: The circulating pump (2) is located below one side of the tower body (1), and the filter body (3) is located on one side below the interior of the tower body (1). The input pipe of the circulating pump (2) extends into the interior of the filter body (3). The filter body (3) is fixed to the tower body (1) by a reinforcing frame, and the reinforcing frame includes reinforcing curved cross braces (4) and reinforcing vertical braces (5). Multiple sets of reinforcing curved cross braces (4) are provided at equal intervals, and multiple sets of reinforcing curved cross braces (4) are fixed on the inner wall of the tower body (1). The filter body (3) is clamped on the inner side of the reinforcing curved cross braces (4). Both ends of the filter body (3) are provided with side protrusions (6), and the side protrusions (6) are located in the interval between adjacent reinforcing curved cross braces (4). There are two sets of reinforcing vertical braces (5). One side is provided with a rod (7), and multiple sets of rods (7) are provided at equal intervals. The rods (7) are L-shaped. Both ends of the reinforcing curved cross brace (4) are provided with slots (8). The two sets of reinforcing vertical braces (5) are inserted into the slots (8) at both ends from the bottom through the rods (7). The reinforcing vertical braces (5) are used to limit the side protrusions (6). The upper and lower ends of the two sets of reinforcing vertical braces (5) are respectively provided with positioning cross braces (9) and supporting cross braces (10). The positioning cross braces (9) and supporting cross braces (10) are respectively provided at the upper and lower ends of the filter body (3).

2. The desulfurization tower slurry circulation system according to claim 1, characterized in that: The upper and lower ends of the reinforcing vertical brace (5) are provided with knob screws (11), and the two ends of the positioning cross brace (9) and the supporting cross brace (10) are provided with screw holes. The knob screws (11) are adapted to the screw holes.

3. The desulfurization tower slurry circulation system according to claim 1, characterized in that: The reinforcing curved cross brace (4) has at least three sets, and the reinforcing vertical brace (5) has at least three sets of insert rods (7).

4. The desulfurization tower slurry circulation system according to claim 1, characterized in that: An installation plate (12) is provided at the middle position on one side of the reinforcing cross brace (4), and an installation hole (13) is provided on the installation plate (12). The installation plate (12) is fixed to the inner wall of the tower body (1) through the installation hole (13) and bolts.

5. The desulfurization tower slurry circulation system according to claim 1, characterized in that: The filter body (3) is semi-cylindrical and has filter holes.

6. The desulfurization tower slurry circulation system according to claim 5, characterized in that: The filter body (3) has an inlet (14) on one side below, and the inner side of the inlet (14) is provided with a rubber ring. The input pipe of the circulation pump (2) passes through the inlet (14) to the inside of the filter body (3).

7. The desulfurization tower slurry circulation system according to claim 6, characterized in that: The input end of the circulating pump (2) is connected to a spray pipe (15), and the spray pipe (15) extends to the middle of the tower body (1).

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